<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
	<style>
		span{
			width:300px;
			height:200px;
			border:2px solid blue;
			/*display:block;*/
			float:left;
		}
	</style>
</head>
<body>
	<span>
		元素浮动后具备inline-block(行内块元素)属性。	
	</span>
</body>
</html>